| Équations équilibrées la veille | Équations équilibrées le lendemain |
14 KMnO4 + 4 Sn{+2} + 112 H = Sn4{+} + 7 Mn2{+} + 56 H2O + 14 K
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
K(s) + S(S) = K2S(s) =>
4 K(s) + S(S) = 2 K2S(s)
Ra + N2 = Ra3N2 =>
3 Ra + N2 = Ra3N2
NH4BrO3 = NO + Br2 + H2O =>
2 NH4BrO3 = 2 NO + Br2 + 4 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
NaI(aq) + H2SO4(aq) = H2S(g) + I2 + Na2SO4 + H2O(l) =>
8 NaI(aq) + 5 H2SO4(aq) = H2S(g) + 4 I2 + 4 Na2SO4 + 4 H2O(l)
FeNo3 + NaCO3 = FeCO3 + NaNo3 =>
FeNo3 + NaCO3 = FeCO3 + NaNo3
Ni + HNO3 = Ni(NO3) + H2O + NO =>
3 Ni + 4 HNO3 = 3 Ni(NO3) + 2 H2O + NO
Na2S2O4 + HCl = H2 + SO2 + NaCl =>
Na2S2O4 + 2 HCl = H2 + 2 SO2 + 2 NaCl
Co(C2H3O2) + Ag = Ag(C2H3O2)2 + Co =>
2 Co(C2H3O2) + Ag = Ag(C2H3O2)2 + 2 Co
MnO + PbO2 + HNO3 = HMnO3 + Pb(NO3)3 + H2O =>
MnO + 3 PbO2 + 9 HNO3 = HMnO3 + 3 Pb(NO3)3 + 4 H2O
C2H4Cl2 + H2O = C2H4 + O2 + HCl =>
2 C2H4Cl2 + 2 H2O = 2 C2H4 + O2 + 4 HCl
PbCl2 + HCl = HPbCl3 =>
PbCl2 + HCl = HPbCl3
CO + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CO + K2Cr2O7 + 4 H2SO4 = 3 CO2 + Cr2(SO4)3 + K2SO4 + 4 H2O
C7H14 + Br2 = C7H13 + HBr =>
2 C7H14 + Br2 = 2 C7H13 + 2 HBr
Pb + Cd(No3)2 = Cd + Pb(No3)2 =>
Pb + Cd(No3)2 = Cd + Pb(No3)2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
O2 + C5H15O2 = H2O + CO2 =>
31 O2 + 4 C5H15O2 = 30 H2O + 20 CO2
N2(g) + O2(g) = N2O4(g) =>
N2(g) + 2 O2(g) = N2O4(g)
NH3(g) + NO2(g) = N2(g) + H2O(g) =>
8 NH3(g) + 6 NO2(g) = 7 N2(g) + 12 H2O(g)
Cu(NO3) + NaOH = Cu(OH)2 + Na2(NO3) =>
Cu(NO3) + 2 NaOH = Cu(OH)2 + Na2(NO3)
FeS2 + O2 + H2O = Fe203 + H2SO4 =>
203 FeS2 + 609 O2 + 406 H2O = Fe203 + 406 H2SO4
[Cu(OH)]2CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
[Cu(OH)]2CO3 + 4 CH3COOH = 2(CH3COO)2Cu + CO2 + 3 H2O
HNO2 + KI + HCl = I2 + N2 + KCl + H2O =>
2 HNO2 + 6 KI + 6 HCl = 3 I2 + N2 + 6 KCl + 4 H2O
Sn + K(OH) = K2SnO2 + H2 =>
Sn + 2 K(OH) = K2SnO2 + H2
XCHO + KMnO4 + Na2CO3 + H2O = H2CO3 + MnO2 + KOH + XCOONa =>
6 XCHO + 4 KMnO4 + 3 Na2CO3 + 2 H2O = 3 H2CO3 + 4 MnO2 + 4 KOH + 6 XCOONa
Cl2 + K2I = KCl + I =>
Cl2 + K2I = 2 KCl + I
Na5 + S3O2 = Na4S6O4 =>
4 Na5 + 10 S3O2 = 5 Na4S6O4
Fe + Sn(NO3)4 = Fe(NO3)3 + Sn =>
4 Fe + 3 Sn(NO3)4 = 4 Fe(NO3)3 + 3 Sn
HNO2 + KI + HCl = I2 + N2 + KCl + H2O =>
2 HNO2 + 6 KI + 6 HCl = 3 I2 + N2 + 6 KCl + 4 H2O
Cu(OH)2 + Fe2(SO4)3 = CuSO4 + Fe(OH)3 =>
3 Cu(OH)2 + Fe2(SO4)3 = 3 CuSO4 + 2 Fe(OH)3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al2O3 + GeH4 = AlH3 + Ge2 + O4 =>
4 Al2O3 + 6 GeH4 = 8 AlH3 + 3 Ge2 + 3 O4
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
Na2O2 + H3PO4 = NaPO4 + H3O =>
Na2O2 + 2 H3PO4 = 2 NaPO4 + 2 H3O
N2O + H2O = (NH4)(NO3) =>
N2O + 2 H2O = (NH4)(NO3)
Fe(OH)Cl2 + NaOH = Fe(OH)3 + NaCl =>
Fe(OH)Cl2 + 2 NaOH = Fe(OH)3 + 2 NaCl
Fe2 + O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2 + O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Ca(OH)2 + Mg = Ca + H2O + MgO =>
Ca(OH)2 + Mg = Ca + H2O + MgO
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cs + H2SO4 = Cs2SO4 + H =>
2 Cs + H2SO4 = Cs2SO4 + 2 H
[Co(NH3)5Br]SO4 + BaCl2 = [Co(NH3)5Br]Cl2 + BaSO4 =>
[Co(NH3)5Br]SO4 + BaCl2 = [Co(NH3)5Br]Cl2 + BaSO4
MnO2 + H2SO4 = Mn(SO4)2 + H2O =>
MnO2 + 2 H2SO4 = Mn(SO4)2 + 2 H2O
H2SnO3 = SnO + OH =>
H2SnO3 = SnO + 2 OH
CuO + Ag = Cu + AgO =>
CuO + Ag = Cu + AgO
Na3Po4*12H2O + BaCl2*2H2O = Ba3(Po4)2 + NaCl + H2O =>
2 Na3Po4*12H2O + 3 BaCl2*2H2O = Ba3(Po4)2 + 6 NaCl + 30 H2O
Ba + AgNO3 = Ba(NO3)2 + Ag =>
Ba + 2 AgNO3 = Ba(NO3)2 + 2 Ag
CaHCO3 + HCl = H2O + CO2 + CaCl =>
CaHCO3 + HCl = H2O + CO2 + CaCl
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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